When age begins to cloud our eyes, synthetic lenses can put things back into a clear perspective. It's a routine procedure that's performed around 20 million times a year Modern lasers have enhanced both safety and precision.
An unusual X-ray machine begins operating in northern Germany in September. The XFEL shoots extremely short and highly energetic flashes onto an object, filming atoms as they chemically react.
Prof. Manfred Tetz explains the potential benefits and risks of treating visual impairments like cataracts with laser surgery. When is it the best option and what does the procedure entail?
In 60 years of space exploration, we've placed almost 7,000 satellites in orbit. Less than a third still function. The rest is dangerous junk - and their number is growing. Here's how we might mitigate the threat.
The company Nanoscribe is producing the most accurate 3D-printers in the world to print structures 250 times finer than a human hair. Researchers use them to print tiny robots, which may one day move inside the body.
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